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NCT05389930 · ClinicalTrials.gov registry record · Phase 2

Cannabis' Impact on Alcohol Consumption

A Phase 2 study of Alcohol Use Disorder and Alcohol Drinking, sponsored by Brown University.

Recruiting
Registry status
Phase 2
Development phase
350
Enrollment target
1
Study location

NCT05389930: Recruiting Phase 2 study of Alcohol Use Disorder and Alcohol Drinking, sponsored by Brown University.

NCT05389930 is a Phase 2 study of Alcohol Use Disorder and Alcohol Drinking that is actively recruiting participants, run by Brown University. The registered enrollment target is 350 participants, roughly in line with the 327-participant average among 184 other Alcohol Use Disorder trials with a reported enrollment target. The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT05389930, a Phase 2 study of Alcohol Use Disorder and Alcohol Drinking, is actively recruiting participants, sponsored by Brown University.

RECRUITING
Registry status
Phase 2
Development phase
350 participants
Enrollment target
1
Study location

Study Summary

This study employs a repeated measures experimental design to examine the effect of THC-dominant dose of cannabis and CBD-dominant dose of cannabis, relative to placebo, on subsequent drinking in an alcohol choice task in which participants choose either to drink or receive monetary reinforcement for drinks not consumed. Cannabis will be administered simultaneously with an alcohol-priming dose or alcohol placebo. The study will enroll up to 350 nontreatment-seeking heavy episodic alcohol drinkers who use cannabis weekly.

Primary Outcome

ml of alcohol consumed during the alcohol choice task

Interventions

  • DRUG THC-dominant cannabis
  • DRUG CBD-dominant cannabis
  • DRUG Cannabis placebo
  • DRUG Alcohol
  • DRUG Alcohol placebo

Study Locations (1)

Rhode Island

  • Brown University - Providence

Trial Details

FieldValue
Enrollment Target 350 participants
Start Date 2023-03-16
Est. Completion 2027-03-31
Phase Phase 2
Brown University

231 total trials

What NCT05389930 shows while recruiting

NCT05389930 is an interventional study that assigns participants to a tested intervention. The registered 350 participants enrollment target is mid-sized for trials with a published cap, roughly in line with the 327-participant average among 184 other Alcohol Use Disorder trials with a reported enrollment target.

The record links to 4 conditions, with Alcohol Use Disorder appearing as the primary indexed condition, and to 5 interventions - of which THC-dominant cannabis is the first listed.

NCT05389930 reports a single indexed study location in Rhode Island.

Frequently Asked Questions

What is clinical trial NCT05389930 about?

NCT05389930 is a clinical study titled "Cannabis' Impact on Alcohol Consumption". This study employs a repeated measures experimental design to examine the effect of THC-dominant dose of cannabis and CBD-dominant dose of cannabis, relative to placebo, on subsequent drinking in an alcohol choice task in which participants choose either to drink or receive monetary reinforcement fo...

What is the current status of trial NCT05389930?

This trial is currently recruiting. It is a Phase 2 study. The enrollment target is 350 participants. The study started on 2023-03-16. Estimated completion is 2027-03-31.

What conditions does trial NCT05389930 study?

This clinical trial studies the following conditions: Alcohol Use Disorder, Alcohol Drinking, Cannabis Use, Cannabis.

What interventions are being tested in trial NCT05389930?

The interventions under investigation include: THC-dominant cannabis (DRUG), CBD-dominant cannabis (DRUG), Cannabis placebo (DRUG), Alcohol (DRUG), Alcohol placebo (DRUG).

Who is sponsoring clinical trial NCT05389930?

This trial is sponsored by Brown University, which has 231 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT05389930 being conducted?

This trial has 1 study location across Rhode Island. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Alcohol Use Disorder

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT05389930's enrollment target sits among peer trials

350 25th of 184 higher than 160 of 184 other Alcohol Use Disorder trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Alcohol Use Disorder trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

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Source: ClinicalTrials.gov NCT05389930, the US trial registry maintained by the National Library of Medicine. NCT05389930 (mid enrollment · single site footprint · recruiting) retrieved and formatted by PlainTrial, see methodology.